Question
$Ce - 58$ is a member of
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Answer
d
The electronic configuration of $Ce$ is $[ Xe ] \,4 f ^1 \,5 d ^1 \,6 s ^2$.
The electronic configuration of $Ce$ is $[ Xe ] \,4 f ^1 \,5 d ^1 \,6 s ^2$.
Since the electron has entered the $f$ orbital, $Ce$ is an $f$ block element.
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